Home / 832,511.26-1,148,866.96-450,538.34

Finding the Fourth Proportional to 832,511.26, 1,148,866.96 and 450,538.34

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Solution

The fourth proportional to 832,511.26, 1,148,866.96 and 450,538.34 is: 621,743.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,511.26 : 1,148,866.96 = 450,538.34 : x
  2. Step 2: Convert to fraction form
    832,511.26/1,148,866.96 = 450,538.34/x
  3. Step 3: Cross multiply
    832,511.26x = 1,148,866.96 × 450,538.34
  4. Step 4: Simplify right side
    832,511.26x = 517,608,613,039.25
  5. Step 5: Solve for x
    x = 517,608,613,039.25/832,511.26
  6. Step 6: Final answer
    x = 621,743.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.